Strange discoveries respecting the aurora.--The earth a maguet.--Our chief timepiece losing time.--Encke, the astronomer.--Venus on the sun's face.--Recent solar researches.--Government aid to science.--American alms for British science.--The secret of the North pole.--Is the Gulf Stream a myth?--Floods in Switzerland.--A great tidal wave.--Deep-sea dredgings.--The tunnel through Mont Cenis.--Tornadoes.--Vesuvius.--The earthquake in Peru.--The greatest sea-wave ever known.--The usefulness of earthquakes.--The forcing power of rain.--A shower of snow crystals.--Long shots.--Influence of marriage on the death-rate.--The topographical survey of India.--A ship attacked by a sword fish.--The safety-lamp.--The dust we have to breathe.--Photographic ghosts.--The Oxford and Cambridge rowing styles.--Beating on horse races; or, The state of the odds.--Squaring the circle.--A new theory of Achilles' shield

plus-circle Add Review

comment

Reviews